Phantom Chat Triggers Address Poisoning Concerns After User Loses $264K

A built-in messaging feature in the Phantom crypto wallet is drawing scrutiny from security researchers after an investor lost about $264,000 worth of Wrapped Bitcoin in what investigators described as a phishing attack enabled by address poisoning.

Blockchain investigator ZachXBT shared blockchain data pointing to a victim losing 3.5 Wrapped Bitcoin (wBTC) in a suspected phishing attack tied to Phantom Chat.

The data shows a transaction where 3.5 WBTC was transferred from address 0x85c to address 0x4b7…